What does OPF stand for?
OPF stands for "Once per Facet"
How to abbreviate "Once per Facet"?
"Once per Facet" can be abbreviated as OPF
What is the meaning of OPF abbreviation?
The meaning of OPF abbreviation is "Once per Facet"
What does OPF mean?
OPF as abbreviation means "Once per Facet"
